<template>
    <quill-editor
        ref="QuillEditor"
        class='editor'
        v-model="form"
        :options="editorOption"
        @blur="onEditorBlur($event)"
        @focus="onEditorFocus($event)"
        @ready="onEditorReady($event)"
        @change="onEditorChange($event)"
    />
</template>

<script>
import { Quill, quillEditor } from 'vue-quill-editor' //调用编辑器
import 'quill/dist/quill.core.css'
import 'quill/dist/quill.snow.css'
import 'quill/dist/quill.bubble.css'
//引入Qill插件
// 工具栏配置
const toolbarOptions = [
    ['insertMetric'],
    ['bold', 'italic', 'underline', 'strike'],        // 加粗，斜体，下划线，删除线
    ['blockquote', 'code-block'],                     //引用，代码块
    [{ 'header': 1 }, { 'header': 2 }],               // 几级标题
    [{ 'list': 'ordered' }, { 'list': 'bullet' }],    // 有序列表，无序列表
    [{ 'script': 'sub' }, { 'script': 'super' }],     // 下角标，上角标
    [{ 'indent': '-1' }, { 'indent': '+1' }],         // 缩进
    [{ 'direction': 'rtl' }],                         // 文字输入方向
    [{ 'size': ['small', false, 'large', 'huge'] }],  // 字体大小
    [{ 'header': [1, 2, 3, 4, 5, 6, false] }],        // 标题
    [{ 'color': [] }, { 'background': [] }],          // 颜色选择
    [{ 'font': [false, 'SimSun', 'SimHei', 'Microsoft-YaHei', 'KaiTi', 'FangSong', 'Arial', 'sans-serif'] }], // 字体
    [{ 'align': [] }],    // 居中
    ['clean'],            // 清除样式,
    ['link', 'image']   // 上传图片、上传视频
]
var fonts = ['SimSun', 'SimHei', 'Microsoft-YaHei', 'KaiTi', 'FangSong', 'Arial', 'sans-serif']
var Font = Quill.import('formats/font')
Font.whitelist = fonts
Quill.register(Font, true)

// toolbar标题
const titleConfig = [
    { Choice: '.ql-insertMetric', title: '跳转配置' },
    { Choice: '.ql-bold', title: '加粗' },
    { Choice: '.ql-italic', title: '斜体' },
    { Choice: '.ql-underline', title: '下划线' },
    { Choice: '.ql-header', title: '段落格式' },
    { Choice: '.ql-strike', title: '删除线' },
    { Choice: '.ql-blockquote', title: '块引用' },
    { Choice: '.ql-code', title: '插入代码' },
    { Choice: '.ql-code-block', title: '插入代码段' },
    { Choice: '.ql-font', title: '字体' },
    { Choice: '.ql-size', title: '字体大小' },
    { Choice: '.ql-list[value="ordered"]', title: '编号列表' },
    { Choice: '.ql-list[value="bullet"]', title: '项目列表' },
    { Choice: '.ql-direction', title: '文本方向' },
    { Choice: '.ql-header[value="1"]', title: 'h1' },
    { Choice: '.ql-header[value="2"]', title: 'h2' },
    { Choice: '.ql-align', title: '对齐方式' },
    { Choice: '.ql-color', title: '字体颜色' },
    { Choice: '.ql-background', title: '背景颜色' },
    { Choice: '.ql-image', title: '图像' },
    { Choice: '.ql-video', title: '视频' },
    { Choice: '.ql-link', title: '添加链接' },
    { Choice: '.ql-formula', title: '插入公式' },
    { Choice: '.ql-clean', title: '清除字体格式' },
    { Choice: '.ql-script[value="sub"]', title: '下标' },
    { Choice: '.ql-script[value="super"]', title: '上标' },
    { Choice: '.ql-indent[value="-1"]', title: '向左缩进' },
    { Choice: '.ql-indent[value="+1"]', title: '向右缩进' },
    { Choice: '.ql-header .ql-picker-label', title: '标题大小' },
    { Choice: '.ql-header .ql-picker-item[data-value="1"]', title: '标题一' },
    { Choice: '.ql-header .ql-picker-item[data-value="2"]', title: '标题二' },
    { Choice: '.ql-header .ql-picker-item[data-value="3"]', title: '标题三' },
    { Choice: '.ql-header .ql-picker-item[data-value="4"]', title: '标题四' },
    { Choice: '.ql-header .ql-picker-item[data-value="5"]', title: '标题五' },
    { Choice: '.ql-header .ql-picker-item[data-value="6"]', title: '标题六' },
    { Choice: '.ql-header .ql-picker-item:last-child', title: '标准' },
    { Choice: '.ql-size .ql-picker-item[data-value="small"]', title: '小号' },
    { Choice: '.ql-size .ql-picker-item[data-value="large"]', title: '大号' },
    { Choice: '.ql-size .ql-picker-item[data-value="huge"]', title: '超大号' },
    { Choice: '.ql-size .ql-picker-item:nth-child(2)', title: '标准' },
    { Choice: '.ql-align .ql-picker-item:first-child', title: '居左对齐' },
    { Choice: '.ql-align .ql-picker-item[data-value="center"]', title: '居中对齐' },
    { Choice: '.ql-align .ql-picker-item[data-value="right"]', title: '居右对齐' },
    { Choice: '.ql-align .ql-picker-item[data-value="justify"]', title: '两端对齐' }
]
export default {
    name: 'Vue2CliQuilleditor',

    data () {
        return {
            editorOption: {
                modules: {
                    toolbar: toolbarOptions
                },
                theme: 'snow',
                placeholder: '请输入正文'
            },
        }
    },
    model: {
        prop: 'form',
        event: 'change'
    },
    props: ['form', 'disabled'],
    components: {
        quillEditor
    },
    mounted () {
        this.initTitle()
    },
    methods: {
        initTitle () {
            for (let item of titleConfig) {
                let tip = document.querySelector('.quill-editor ' + item.Choice)
                if (!tip) continue
                tip.setAttribute('title', item.title)
            }
        },
        //失去焦点事件
        onEditorBlur (quill) {
            // console.log('editor blur!', quill)
            this.$emit('blur', quill)
        },
        //获得焦点事件
        onEditorFocus (quill) {
            // console.log('editor focus!', quill)
            this.$emit('focus', quill)
            if(this.disabled === true) {
                quill.enable(false)
            }
        },
        // 准备富文本编辑器
        onEditorReady (quill) {
            // console.log('editor ready!', quill)
            this.$emit('ready', quill)
        },
        //内容改变事件
        onEditorChange ({ html }) {
            this.$emit('change', html)
        },
    },
}
</script>

<style lang='scss' >
.editor {
  line-height: normal !important;
  height: 300px;
  margin-bottom: 42px;
}
.ql-snow .ql-tooltip[data-mode="link"]::before {
  content: "请输入链接地址:";
}
.ql-snow .ql-tooltip.ql-editing a.ql-action::after {
  border-right: 0px;
  content: "保存";
  padding-right: 0px;
}

.ql-snow .ql-tooltip[data-mode="video"]::before {
  content: "请输入视频地址:";
}

.ql-snow .ql-picker.ql-size .ql-picker-label::before,
.ql-snow .ql-picker.ql-size .ql-picker-item::before {
  content: "14px";
}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="small"]::before,
.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="small"]::before {
  content: "10px";
}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="large"]::before,
.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="large"]::before {
  content: "18px";
}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="huge"]::before,
.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="huge"]::before {
  content: "32px";
}

.ql-snow .ql-picker.ql-header .ql-picker-label::before,
.ql-snow .ql-picker.ql-header .ql-picker-item::before {
  content: "文本";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="1"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="1"]::before {
  content: "标题1";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="2"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="2"]::before {
  content: "标题2";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="3"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="3"]::before {
  content: "标题3";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="4"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="4"]::before {
  content: "标题4";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="5"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="5"]::before {
  content: "标题5";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="6"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="6"]::before {
  content: "标题6";
}

.ql-snow .ql-picker.ql-font .ql-picker-label[data-value=SimSun]::before,
.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=SimSun]::before {
  content: "宋体" !important;
  font-family: "SimSun";
}

.ql-snow .ql-picker.ql-font .ql-picker-label[data-value=SimHei]::before,
.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=SimHei]::before {
  content: "黑体" !important;
  font-family: "SimHei";
}

.ql-snow .ql-picker.ql-font .ql-picker-label[data-value=Microsoft-YaHei]::before,
.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=Microsoft-YaHei]::before {
  content: "微软雅黑" !important;
  font-family: "Microsoft YaHei";
}

.ql-snow .ql-picker.ql-font .ql-picker-label[data-value=KaiTi]::before,
.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=KaiTi]::before {
  content: "楷体" !important;
  font-family: "KaiTi";
}

.ql-snow .ql-picker.ql-font .ql-picker-label[data-value=FangSong]::before,
.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=FangSong]::before {
  content: "仿宋" !important;
  font-family: "FangSong";
}

.ql-snow .ql-picker.ql-font .ql-picker-label[data-value=Arial]::before,
.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=Arial]::before {
  content: "Arial" !important;
  font-family: "Arial";
}

.ql-snow .ql-picker.ql-font .ql-picker-label[data-value=sans-serif]::before,
.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=sans-serif]::before {
  content: "sans-serif" !important;
  font-family: "sans-serif";
}

.ql-font-SimSun {
  font-family: "SimSun";
}

.ql-font-SimHei {
  font-family: "SimHei";
}

.ql-font-Microsoft-YaHei {
  font-family: "Microsoft YaHei";
}

.ql-font-KaiTi {
  font-family: "KaiTi";
}

.ql-font-FangSong {
  font-family: "FangSong";
}

.ql-font-Arial {
  font-family: "Arial";
}

.ql-font-sans-serif {
  font-family: "sans-serif";
}
</style>